Figure 44. Installing the slim optical drive blank1. slim optical drive blank 2. optical drive blank lockRelated LinksSafety instructionsAfter working inside your systemRemoving the slim optical drive blankCooling fansYour system supports seven hot swappable cooling fans.NOTE: In the event of a problem with a particular fan, the fan number is referenced by the systemmanagement software, allowing you to easily identify and replace the proper fan by noting the fannumbers on the cooling fan assembly.Removing a cooling fanPrerequisitesWARNING: Opening or removing the system cover when the system is ON may expose you to arisk of electric shock. Exercise utmost care while removing or installing cooling fans.CAUTION: Many repairs may only be done by a certified service technician. You should onlyperform troubleshooting and simple repairs as authorized in your product documentation, or asdirected by the online or telephone service and support team. Damage due to servicing that isnot authorized by Dell is not covered by your warranty. Read and follow the safety instructionsthat are shipped with your product.CAUTION: The cooling fans are hot swappable. To maintain proper cooling while the system ison, replace only one fan at a time.CAUTION: Do not operate the system with the cover removed for a duration exceeding fiveminutes.NOTE: The procedure for removing each fan is identical.110
